How to Prepare Your Home For an Audit

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By Energy Circle Staff - August 18th, 2009

The Auditor is coming! The auditor is coming! Get the house ready. Hide your underpants. Put the birds in cages. Here's how to be ready, so you get the most out of your audit.

Five Steps To Making the Most of Your Home Energy Audit

So you've decided to have a home energy audit conducted for your home. Smart choice. You are about take the crucial first step toward whipping your house into shape. Herein, a few quick tips to help you make the most of that experience, by preparing yourself and your home.

1. Prepare Your Self

Have your recent utility bills handy, and know the dimensions of your home. Make a list of  the likely energy sapping culprits in your house. (There is fun to be had, and learning to be done, by guessing wrong)

2. Prepare Your House

Your auditor has probably told you this, but just in case: Close and tighten all windows. Be prepared to turn on major systems --bathroom fans, dryer, kitchen appliances, etc. Your auditor will turn off the boiler before he or she gets underway.  And pick up your dirty undies - yep, auditors need to look in all the nooks and crannies, and even your drawers.

3. Practice Energy Audit Buddhism (Be Present)

We strongly suggest being fully present and engaged when your home is being audited. You will be provided with a fire hose of information. Take notes about the literally hundreds of opportunities for small but consequential improvements that you can do yourself. (Some of the larger retrofits will likely require a pro). When your auditor says, "Seal this crack," (maybe 50 times over), be sure you keep a good record of where, with what tools and materials, and how to do a good job. Don't be afraid to ask questions. And *definitely* ask to take a peek in the infrared camera. It’s cool.

4. Know what to expect: A visual inspection. An auditor is likely to spend some time assessing the quality of insulation, moisture penetration and air leakage by walking around your home with you. In order to gain a full understanding of your existing insulation, an auditor may want to cut a small hole in your wall. Ideally this will be done in an unobtrusive place, like the back of a closet, and the auditor will offer to close it up. (Don't expect an offer to sand and paint it, however).

5.  Know what to expect: The Blower Door Test

Ever located a puncture in a basketball by submerging it in the tub and looking for the source of the bubbles? You can’t do that with your house. The next best thing is the blower door test, an instrumented evaluation that verifies your home’s air tightness. To conduct the test, the auditor closes all exterior doors and windows. He seals one exterior door and inserts a large fan to draw air from the house. He or she will measure the rate of  airflow required to keep your home at a constant pressure, which tells him (and you) how well your house resists air infiltration. When the air pressure in your home is reduced, it is easier to detect airflow in - through cracks, leaks, and structural faults.

The blower door test is safe for your home, all humans, and for large pets like cats and dogs. Birds and other smaller animals should be moved to an area where they won’t be affected, and -- do we really have to say this? -- domesticated birds should be kept in their cages.


Footnote: We are in the process of developing resources to help you select the best auditor for the job. In the meantime, rely on word of mouth, or contact us. And when you've found a great auditor in your area, let us know, so that we can help get word out.



Comments

You might mention that if there is any asbestos anywhere in the home, the blower cannot be run. For it would pull the tiny fibers all over the place. Not good.

Posted by Dirk Faegre on Mar 23, 2009 11:01am

Handy tips for a home audit, thank you.

Posted by Auditing on Jun 4, 2009 5:25am

Very interested in becoming and energy auditor. Is there anywhere on the internet where I can get a sample of the 100 Question test for the BPI Auditor Inspector> Thanking you in advance. ...

Posted by elvio on Sep 23, 2009 9:25pm

Great starter tips...but there's no need to make a list of energy gulping items in your home if you've already done your own energy audit. If you cover the basics, you'll surely find some problems even before the auditor gets to your home.

Posted by Home Energy Audits on Nov 23, 2009 11:00am

Great advice.

I also ask my clients to gather their utility bills for the last year so that we can determine a baseline from which we can develop realistic expectations for future reductions.

Posted by Jim Bushart on Jun 30, 2010 10:20am

Great idea, Jim.  We advocate that as well.  Thanks for chiming in!

Posted by Lisa on Jun 30, 2010 10:32am

On the "getting started" front, if you have your energy bills in front of you, you can use tools like the ENERGY STAR Yardstick, or a great site like EarthAid.net -- the yardstick will collect all your information and rate your house, from 1 to 10, which is great for "before and after" comparisons. 

Earth Aid takes that a step further -- it can automatically pull your utility bills in and get as much history as they have.  It's a really neat service and is helpful in getting the customer engaged in the process of taking an energy audit beyond the audit and to the point where real changes can be made, whether making a house tighter, or making some changes in behavior that help save energy, and save money.

Posted by Tom Harrison on Jun 30, 2010 11:09am

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